Home / 9,519,785.48-13,137,169.14-5,389,709.26

Finding the Fourth Proportional to 9,519,785.48, 13,137,169.14 and 5,389,709.26

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Solution

The fourth proportional to 9,519,785.48, 13,137,169.14 and 5,389,709.26 is: 7,437,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,785.48 : 13,137,169.14 = 5,389,709.26 : x
  2. Step 2: Convert to fraction form
    9,519,785.48/13,137,169.14 = 5,389,709.26/x
  3. Step 3: Cross multiply
    9,519,785.48x = 13,137,169.14 × 5,389,709.26
  4. Step 4: Simplify right side
    9,519,785.48x = 70,805,522,164,044.23
  5. Step 5: Solve for x
    x = 70,805,522,164,044.23/9,519,785.48
  6. Step 6: Final answer
    x = 7,437,722.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.